Slough is a town and designated unitary authority in the ceremonial county of Berkshire located 22 miles (35 km) west of central London, and 20 miles (32 km) east of Reading. The Slough Urban Area has a population of 141,848.

The town is known for being one of the UK's most ethnically diverse areas, and for being home to the Slough Trading Estate, one of the largest commercial parks in Europe.